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Help CenterOEM Injection Mold for Assembled Bottle Caps, 16 Cavities, Hot Runner, S136 Steel, 300K Shots, Leak-Proof Sealing, Mold Protection Compatible
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Changzhou Hongxinyutai Precision Mold Co., Ltd., a professional manufacturer established in 2017 with a 1,000-3,000 sqm factory and 51-100 skilled employees, presents our OEM Injection Mold for Assembled Bottle Caps. This 16-cavity hot runner mold, crafted from premium S136 steel, delivers exceptional durability and consistent performance for high-volume production. Designed for leak-proof sealing and compatible with advanced mold protection systems, it ensures zero-defect output and maximum uptime.
Our mold integrates precision engineering to produce assembled bottle caps that meet rigorous quality standards. With a certified lifespan of 300,000 shots, it offers a reliable solution for beverage, pharmaceutical, and cosmetic packaging industries. Backed by TS16969 certification, our manufacturing process guarantees repeatable accuracy and reduced cycle times.
Key Features & Technical Specifications
- 16-Cavity Design: Optimizes output per cycle, increasing production efficiency by up to 40% compared to lower cavity molds.
- Hot Runner System: Eliminates runner waste, reduces material costs, and maintains consistent melt temperature for uniform cap quality.
- S136 Steel Construction: Corrosion-resistant, high-hardness steel ensures mold longevity and excellent finish on cap surfaces.
- 300,000 Shots Lifespan: Rigorously tested under production conditions to guarantee stable performance over long runs.
- Leak-Proof Sealing: Precision-machined sealing surfaces and tight tolerances prevent cap leakage during assembly and usage.
- Mold Protection Compatible: Designed to interface with mold monitoring sensors and low-pressure closing systems to prevent damage from stuck parts or insufficient ejection.
- OEM Customization: Available in various cap styles (screw, snap, flip-top) and thread configurations per client specifications.
- TS16969 Certified Manufacturing: Quality management system ensures traceability and defect prevention.
Technical Parameters
| Parameter | Value |
| Cavity Count | 16 |
| Mold Steel | S136 (DIN 1.2083 equivalent) |
| Runner Type | Hot Runner (open or valve gate) |
| Shot Lifespan | ≥300,000 cycles |
| Sealing Standard | Leak-proof (tested at 0.5 bar air pressure) |
| Mold Protection | Compatible with EUROMAP 67 & SPI protocols |
| Max Injection Weight | Depends on cap design (typical 2-8 grams per cap) |
| Cooling System | Conformal cooling channels for uniform temperature distribution |
Advantages & Customer Benefits
- Higher Productivity: 16 cavities significantly boost output per hour, reducing per-unit cost.
- Material Savings: Hot runner eliminates sprue and runner waste, saving up to 15% in resin usage.
- Consistent Quality: S136 steel’s polished cavity surface produces glossy cap finishes with minimal flash.
- Reduced Downtime: Mold protection compatibility prevents damage from stuck parts, extending mold life and minimizing repair costs.
- Easy Integration: Standardized dimensions fit most injection molding machines (clamp force 200-350T recommended).
- Global Support: We ship from Jiangsu, Shanghai, and Shenzhen ports, serving markets across North America, Europe, Asia, and Africa.
Why Choose Changzhou Hongxinyutai?
Since 2017, we have delivered over 500 precision molds to clients in 15+ countries. Our factory operates with CNC, EDM, and CMM equipment to ensure tolerances within ±0.02 mm. With TS16969 certification, we follow strict quality control from design to trial-run. Our 51-100 experienced engineers provide full technical support, including mold flow analysis, fitting adjustments, and on-site commissioning.
Trusted by major packaging companies, our molds achieve 98%+ first-shot acceptance rates. We offer a 1-year warranty on workmanship and replacement parts availability. Contact us today for a free quotation and mold design consultation.
Frequently Asked Questions
Q1: Can this mold produce different cap sizes?
A: Yes, our OEM design allows customization of cavity geometry to fit cap diameters from 20mm to 50mm. Please provide your cap drawing for feasibility study.
Q2: What injection machine tonnage is required?
A: Typical recommendation is 250-350 tons clamping force, depending on cap wall thickness and material (PP/PE/HDPE). Our team can advise based on your machine.
Q3: How long does mold manufacturing take?
A: Lead time is generally 30-45 working days, including T1 sampling. Express delivery available at extra cost.
Q4: What materials can be processed with this mold?
A: It is optimized for PP, HDPE, LDPE, and PE blends. For specialty resins like PET or PA, please consult our engineers.
Q5: Do you offer spare parts for the hot runner system?
A: Yes, we stock nozzle tips, heaters, and thermocouples compatible with standard brands (e.g., Yudo, Hotsys). Custom parts available upon request.
Q6: How is the leak-proof sealing achieved?
A: The mold cavity features a precision-lapped sealing ring and tapered core design. Air pressure testing at 0.5 bar ensures zero leakage.
Q7: Can the mold be retrofitted for automatic unscrewing?
A: Yes, we can add a hydraulic or servo unscrewing mechanism for threaded caps. This is an optional upgrade.
Q8: What is your warranty policy?
A: We provide 12 months warranty from shipment date, covering defects in materials and workmanship. Extended warranty available.
Send Inquiry to This Supplier
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